25432297 has 4 divisors (see below), whose sum is σ = 27744336. Its totient is φ = 23120260.

The previous prime is 25432291. The next prime is 25432313. The reversal of 25432297 is 79223452.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 25432297 - 2¹⁵ = 25399529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25432291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1156003 + ... + 1156024.

It is an arithmetic number, because the mean of its divisors is an integer number (6936084).

Almost surely, 2^25432297 is an apocalyptic number.

It is an amenable number.

25432297 is a deficient number, since it is larger than the sum of its proper divisors (2312039).

25432297 is a wasteful number, since it uses less digits than its factorization.

25432297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2312038.

The product of its digits is 30240, while the sum is 34.

The square root of 25432297 is about 5043.0444178095. The cubic root of 25432297 is about 294.0775436780.

The spelling of 25432297 in words is "twenty-five million, four hundred thirty-two thousand, two hundred ninety-seven".